Home / 110,320.20-165,583.98-57,767.40

Finding the Fourth Proportional to 110,320.20, 165,583.98 and 57,767.40

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Solution

The fourth proportional to 110,320.20, 165,583.98 and 57,767.40 is: 86,705.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,320.20 : 165,583.98 = 57,767.40 : x
  2. Step 2: Convert to fraction form
    110,320.20/165,583.98 = 57,767.40/x
  3. Step 3: Cross multiply
    110,320.20x = 165,583.98 × 57,767.40
  4. Step 4: Simplify right side
    110,320.20x = 9,565,356,006.25
  5. Step 5: Solve for x
    x = 9,565,356,006.25/110,320.20
  6. Step 6: Final answer
    x = 86,705.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.